CVE-2025-6638

HIGH

7.5

Description

A Regular Expression Denial of Service (ReDoS) vulnerability was discovered in the Hugging Face Transformers library, specifically affecting the MarianTokenizer's `remove_language_code()` method. This vulnerability is present in version 4.52.4 and has been fixed in version 4.53.0. The issue arises from inefficient regex processing, which can be exploited by crafted input strings containing malformed language code patterns, leading to excessive CPU consumption and potential denial of service.

Details CVE

Score CVSS v3.17.5

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie9/12/2025

Derniere modification10/21/2025

Sourcenvd

Observations honeypot0

Produits affectes

huggingface:transformers

Faiblesses (CWE)

CWE-1333

References

https://github.com/huggingface/transformers/commit/47c34fba5c303576560cb29767efb452ff12b8be(security@huntr.dev)

https://huntr.com/bounties/6a6c933f-9ce8-4ded-8b3b-2c1444c61f36(security@huntr.dev)

Correlations IOC

Aucune correlation enregistree

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